ULTRA SHORT THERMOSTAT HOUSING FOR LS1 / LS2 / LS3 & LSX WATERPUMPS
The thermostat housing in the background is a typical aftermarket thermstat housing
our part is much shorter. See below for measurements and further info.

Photo Above: The thermostat housing in the background is a typical aftermarket thermstat housing — our part is much shorter.
The 1-5/16" housing is 1.42" tall.
The 1-9/16" housing is 1.27" tall.
The typical aftermarket 1-9/16" housing is 2.07" tall.